<!-- 用车申请页 -->
<template>
  <div style="height: 6vh;background-color: #fff;padding: 10px 20px;">
    <span style="line-height: 60px;font-size: 20px;">申请单列表</span>
    <el-button type="primary" style="float: right;margin-top: 13px;"
               @click="addApplicationDialogVisible=true"
               :disabled="user.parentId==null">申请用车
    </el-button>
  </div>
  <!-- 申请用车弹窗 -->
  <el-dialog title="创建申请单" v-model="addApplicationDialogVisible"
             :before-close="handleClose" style="width: 1000px;padding: 40px;">
    <el-form label-width="80px" label-position="top">
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="用车人">
            <el-input readonly :value="user.username"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="使用时间">
            <el-date-picker
                type="datetimerange"
                range-separator="至"
                start-placeholder="开始日期"
                end-placeholder="结束日期"
                value-format="YYYY-MM-DD HH:mm:ss"
                format="YYYY-MM-DD HH:mm:ss"
                v-model="times"
            ></el-date-picker>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆出发地">
            <el-input placeholder="请输入出发地" v-model="addForm.departureAddr"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆目的地">
            <el-input placeholder="请输入目的地" v-model="addForm.destinationAddr"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="用车事由">
            <el-input placeholder="请输入" type="textarea" resize="none" :rows="3" v-model="addForm.reason"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="备注">
            <el-input placeholder="请输入" type="textarea" resize="none" :rows="3" v-model="addForm.remark"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="驾照">
            <el-upload
                v-model:file-list="fileList"
                v-model:action="actionUrl"
                name="file"
                limit="1"
                list-type="picture-card"
                :on-preview="handlePictureCardPreview"
                :on-remove="handleRemove"
            >
              <el-icon><Plus /></el-icon>
            </el-upload>

            <el-dialog v-model="dialogVisible">
              <img w-full :src="dialogImageUrl"/>
            </el-dialog>
            <hr>
            <h4>显示后端返回的图片路径：<span>{{tempImgUrl}}</span></h4>
            <img src="BASE_URL+tempImgUrl" alt="">

          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="审批人">
            <el-row :gutter="10">
              <el-col :span="12" v-if="auditUserOpts.length>0">
                <el-tag type="primary">
                  <el-icon style="margin-right: 5px;position: relative;top:2px;">
                    <User/>
                  </el-icon>
                  <span>{{ auditUserOpts[0].username }}</span>
                </el-tag>
              </el-col>
              <el-col :span="12" v-if="auditUserOpts.length>1">
                <el-tag type="primary">
                  <el-icon style="margin-right: 5px;position: relative;top: 2px;">
                    <User/>
                  </el-icon>
                  <span>{{ auditUserOpts[1].username }}</span>
                </el-tag>
              </el-col>
            </el-row>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="addApplication">确定</el-button>
    </template>
  </el-dialog>

  <!-- 用车申请列表 搜索卡片 -->
  <el-card style="margin: 20px;">
    <el-form style="padding-top: 10px;">
      <el-row :gutter="30">
        <el-col :span="5">
          <el-form-item label="出发地">
            <el-input placeholder="请输入出发地" v-model="searchApplication.departureAddr"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="5">
          <el-form-item label="目的地">
            <el-input placeholder="请输入目的地" v-model="searchApplication.destinationAddr"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="5">
          <el-form-item label="申请单状态">
            <el-select placeholder="请选择" v-model="searchApplication.status">
              <el-option label="已发起" value="10"></el-option>
              <el-option label="撤销" value="20"></el-option>
              <el-option label="审核中" value="30"></el-option>
              <el-option label="驳回" value="40"></el-option>
              <el-option label="已通过" value="50"></el-option>
              <el-option label="分配用车" value="60"></el-option>
              <el-option label="工单结束" value="70"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="5">
          <el-form-item>
            <el-button @click="resetSearch">重置</el-button>
            <el-button type="primary" @click="loadApplication">查询</el-button>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
  </el-card>

  <!-- 用车申请表格 -->
  <el-card style="margin: 20px;" :data="tableData">
    <el-table :data="tableData">
      <el-table-column type="index" width="80" align="center" prop="id" label="编号"></el-table-column>
      <el-table-column align="center" prop="username" label="申请人"></el-table-column>
      <el-table-column align="center" prop="departureAddr" label="出发地"></el-table-column>
      <el-table-column align="center" prop="destinationAddr" label="目的地"></el-table-column>
      <el-table-column align="center" prop="reason" label="用车原因"></el-table-column>
      <el-table-column align="center" prop="auditUsernameList" label="审批人"></el-table-column>
      <el-table-column align="center" prop="startTime" label="使用开始时间"></el-table-column>
      <el-table-column align="center" prop="endTime" label="使用结束时间"></el-table-column>
      <el-table-column align="center" prop="status" label="申请单状态"></el-table-column>
      <el-table-column label="操作" width="120" align="center">
        <template #default="scope">
          <el-button type="primary" size="small" link>撤销</el-button>
        </template>
      </el-table-column>
    </el-table>

  </el-card>
</template>


<script setup>
import {onMounted, ref} from "vue";
import axios from "axios";
import {ElMessage} from "element-plus";
import qs from "qs";


//头像上传的JS代码是从Element-Plus官网的"Form表单组件"=>"Upload上传"处复制的,复制script标签以及其中的所有代码到此处
//lang="ts"表示此段代码是用TypeScript代码写的,TS是基于JS代码衍生出来的语言,和JS语法有不同，所以我们需要改造下下面的代码
//定义数组用来保存上传的图片对象
const fileList = ref([])
const dialogImageUrl = ref('')
const dialogVisible = ref(false)
//定义变量用来保存图片提交的后端接口地址
const actionUrl = ref(BASE_URL+'/v1/file/upload');

//处理图片删除的功能：点击图片上的“垃圾桶”图标时触发
const handleRemove = (uploadFile, uploadFiles) => {
  console.log(uploadFile, uploadFiles)
  //1.得到要删除图片的路径，这个路径就是后端上传Controller返回的 日期路径+文件名
  let imgUrl = uploadFile.response.data;
  console.log(imgUrl);
  //2.给后端发送请求，删除指定路径下的图片
  axios.post(BASE_URL+'/v1/file/remove?imgUrl='+imgUrl).then((response)=>{
    if (response.data.code === 2000){
      ElMessage.success('图片删除成功！')
    }else {
      ElMessage.error(response.data.msg);
    }
  })
}
//准备对象用来保存搜索条件
const searchApplication = ref({
  departureAdd:'',
  destinationAddr:'',
  status:''
});

//图片预览方法
const handlePictureCardPreview = (uploadFile) => {
  dialogImageUrl.value = uploadFile.url
  dialogVisible.value = true
  //打印上传的图片对象
  console.log(uploadFile);
  console.log(fileList.value);
  console.log(fileList.value[0]);
  //获取上传的图片路径
  tempImgUrl.value = fileList.value[0].response.data;
}
//定义一个变量用来保存上传的图片路径
const tempImgUrl = ref('');

//定义变量控制创建申请表
const addApplicationDialogVisible = ref(false);

//获取当前登录的用户信息
const user = ref(getUser());
//定义变量用来保存表单中的“使用时间”，注意：这是一个数组，包含起止时间
const times = ref([]);
//定义数组用来保存新增申请单时对应审批人的id,入库使用
const auditUserIdList = ref([]);
//定义数组用来保存新增申请单时对应审批人数据
const auditUserOpts = ref([]);
//定义对象用来保存新增表单数据
const addForm = ref({
  departureAddr: '',
  destinationAddr: '',
  reason: '',
  remark: ''
});

//定义加载审批人的方法
const loadAuditUser =()=>{
  //获取当前登录人的直属领导数据
  let parentId = user.value.parentId;
  //根据此直属领导id,将所有领导信息加载出来
  axios.get(BASE_URL+'/v1/user/select/audit/'+parentId).then((response)=>{
    console.log(response.data.data);
    if (response.data.code == 2000){
      auditUserOpts.value = response.data.data;
      console.log(auditUserOpts.value);
      //遍历上方的审批人集合
      for (let i=0;i<auditUserOpts.value.length;i++){
        //依次取出每个审批人的id存入上面的审批人id数组中，新增申请时发给后端入库
        auditUserIdList.value.push(auditUserOpts[i].value.id);
      }
    }
  })
}
//创建申请用车
const addApplication =()=>{
  addForm.value.userId = user.value.id;
  addForm.value.startTime = times.value[0];
  addForm.value.endTime = times.value[1];
  // addForm.value.imgUrl = fileList.value[0].response.data;
  addForm.value.auditUserIdList = auditUserIdList.value;
  let data = qs.stringify(addForm.value);
  axios.post(BASE_URL+'/v1/application/save',data).then((response)=>{
    console.log(response.data.code);
    if (response.data.code == 2000){
      ElMessage.success('申请成功！');
      addApplicationDialogVisible.value = false;
      fileList.value = [];//图片上传组件清空
      addForm.value ={};
      times.value = [];
      //新增申请单后也需要重新加载所有申请单数据
      loadApplication();
    }
  })
}
//处理关闭弹窗的方法
const handleClose =()=>{
  if (confirm('确认关闭弹窗吗？')){
    addApplicationDialogVisible.value = false;
    fileList.value =[];
    times.value = [];
    addForm.value = {};
  }
}
//准备数组对象用来保存查出来的申请单数据
const tableData = ref([]);
//查询
const loadApplication =()=>{
  let data = qs.stringify(searchApplication.value);
  axios.get(BASE_URL+'/v1/application/select?'+data).then((response)=>{
    if (response.data.code == 2000){
      console.log(response.data.data);
      tableData.value = response.data.data;
    }else {
      ElMessage.error(response.data.msg);
    }
  })
}
//定义重置搜索条件的办法
const resetSearch =()=>{
  searchApplication.value = {};
  loadApplication();
}






/*const addApplication = () => {
  addForm.value.startTime = times.value[0];
  addForm.value.endTime = times.value[1];
  addForm.value.userId = user.value.id;
  addForm.value.username = user.value.username;
  addForm.value.imgUrl = fileList.value[0].response.data;
  addForm.value.auditUserIdList = auditUserIdList.value;
  console.log(addForm.value);
  let data = qs.stringify(addForm.value);
  axios.post(BASE_URL + '/v1/application/save', data).then((response) => {
    if (response.data.code == 2000) {
      ElMessage.success('申请成功');
      addApplicationDialogVisible.value = false;
      fileList.value = [];
      times.value = [];
      addForm.value = {};
      // loadApplication();
    } else {
      ElMessage.error(response.data.msg);
    }
  })
}*/
//一进入页面就加载申请单
onMounted(()=>{
  //因为当前申请人(登录人)的直属领导数据是固定的,所以只需要在页面加载时请求一次即可,无需重复请求
  loadAuditUser();
  loadApplication();
})

</script>

<style scoped>

</style>
